[1]. Y Takase, et al. Cyclic GMP phosphodiesterase inhibitors. 2. Requirement of 6-substitution of quinazoline derivatives for potent and selective inhibitory activity. J Med Chem. 1994 Jun 24;37(13):216-11.
[2]. Takeharu Kaneda, et al. Lack of cyclic nucleotide regulation of MBCQ-induced relaxation of rat ileal smooth muscle. J Smooth Muscle Res. 23 Jun;39(3):47-54.
[1]. Y Takase, et al. Cyclic GMP phosphodiesterase inhibitors. 2. Requirement of 6-substitution of quinazoline derivatives for potent and selective inhibitory activity. J Med Chem. 1994 Jun 24;37(13):216-11.
[2]. Takeharu Kaneda, et al. Lack of cyclic nucleotide regulation of MBCQ-induced relaxation of rat ileal smooth muscle. J Smooth Muscle Res. 23 Jun;39(3):47-54.