Cc1ccc2cccnc2c1S mol7759 0_1 Cc1ccc2ccc[nH+]c2c1[S-] mol7759 0_2 Cc1ccc2ccc[nH+]c2c1S mol7759 1_1 Cc1ccc2cccnc2c1[S-] mol7759 -1_1