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. 2019 Nov 22;19(23):5111. doi: 10.3390/s19235111

Figure 9.

Figure 9

DNA biosensor with pyranopyrazole and quinoline compounds; ethyl 6-amino-5-cyano-4-phenyl-1,4-dihydropyrano[2,3-c]pyrazole-3-carboxylate (1a), ethyl6-amino-5-cyano-4-(4-ethylphenyl)-1,4-dihydropyrano[2,3-c]pyrazole-3-carboxylate (1b), ethyl6-amino-5-cyano-4-(furan-2-yl)-1,4-dihydropyrano[2,3-c]pyrazole-3-carboxylate (1c), ethyl6-amino-5-cyano-4-isopropyl-1,4-dihydropyrano[2,3-c]pyrazole-3-carboxylate (1d), 2-((7-chloroquinolin-4-yl)amino)ethanol (2a) and N-(2-bromoethyl)-7-chloroquinolin-4-amine (2b). * Large error bars show the non-carcinogenic compounds.