Cn1cnc2cnc([N+](C)(C)C)[nH+]c21 mol8327 2_1 Cn1cnc2c[nH+]c([N+](C)(C)C)nc21 mol8327 2_2 Cn1c[nH+]c2cnc([N+](C)(C)C)nc21 mol8327 2_3 Cn1cnc2c[nH+]c([N+](C)(C)C)[nH+]c21 mol8327 3_1 Cn1c[nH+]c2c[nH+]c([N+](C)(C)C)nc21 mol8327 3_2 Cn1c[nH+]c2cnc([N+](C)(C)C)[nH+]c21 mol8327 3_3