Cc1nc2c3ccccc3cc[n+]2c(C)c1[O-] mol16192 0_1 Cc1nc2c3ccccc3cc[n+]2c(C)c1O mol16192 1_1 Cc1[nH+]c2c3ccccc3cc[n+]2c(C)c1[O-] mol16192 1_2