CNc1ncnc2c1nnn2Cc1ccccc1F mol18211 0_1 CNc1ncnc2c1[nH+]nn2Cc1ccccc1F mol18211 1_1 C[NH2+]c1ncnc2c1nnn2Cc1ccccc1F mol18211 1_2 CNc1[nH+]cnc2c1nnn2Cc1ccccc1F mol18211 1_3 CNc1ncnc2c1n[nH+]n2Cc1ccccc1F mol18211 1_4 CNc1nc[nH+]c2c1nnn2Cc1ccccc1F mol18211 1_5