Standard InChI: InChI=1S/C30H28N6O/c1-34-29(37)26-27(31-23-11-6-3-7-12-23)35(33-28(26)36-25-14-8-13-24(25)32-30(34)36)19-20-15-17-22(18-16-20)21-9-4-2-5-10-21/h2-7,9-12,15-18,24-25,31H,8,13-14,19H2,1H3/t24-,25+/m1/s1
1.Li P, Zheng H, Zhao J, Zhang L, Yao W, Zhu H, Beard JD, Ida K, Lane W, Snell G, Sogabe S, Heyser CJ, Snyder GL, Hendrick JP, Vanover KE, Davis RE, Wennogle LP.. (2016) Discovery of Potent and Selective Inhibitors of Phosphodiesterase 1 for the Treatment of Cognitive Impairment Associated with Neurodegenerative and Neuropsychiatric Diseases., 59 (3):[PMID:26789933][10.1021/acs.jmedchem.5b01751]