<div class='cut-page'><button class='gotoPage' data-page='1'>Page 1</button> <div class='cut-image'><img data-url='document/n02-2-i-fec13nffi-cl-cl-cl-cl-h3c-2-chech2-b-1-c02-g-2cog-2-302-g.html?page=1' data-page='1' class='cut-thumb lazyload' alt='Page 1: / N02 (2) I (FeC13ñffi) Cl Cl Cl Cl H3C 2) CHECH2 …¹B, 1) C02 (g) 2CO(g) 2) 302 (g) 203 (g) 3) 302 (g) 203(g) (IHE, 70 (3) (3) (4) off off (5) 21 2+ CH7CH3 + H20 HCHq + 2 H20 N02' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader030.cupdf.com/reader030/viewer/2022013008/5ceea17488c99376408bac0f/html5/thumbnails/1.jpg' width='140' height='200' /></div></div><div class='cut-page'><button class='gotoPage' data-page='2'>Page 2</button> <div class='cut-image'><img data-url='document/n02-2-i-fec13nffi-cl-cl-cl-cl-h3c-2-chech2-b-1-c02-g-2cog-2-302-g.html?page=2' data-page='2' class='cut-thumb lazyload' alt='Page 2: / N02 (2) I (FeC13ñffi) Cl Cl Cl Cl H3C 2) CHECH2 …¹B, 1) C02 (g) 2CO(g) 2) 302 (g) 203 (g) 3) 302 (g) 203(g) (IHE, 70 (3) (3) (4) off off (5) 21 2+ CH7CH3 + H20 HCHq + 2 H20 N02' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader030.cupdf.com/reader030/viewer/2022013008/5ceea17488c99376408bac0f/html5/thumbnails/2.jpg' width='140' height='200' /></div></div>