1H-Imidazo(1,2-c)pyrazolo(3,4-e)pyrimidine, 7,8-dihydro-8-ethyl-1,3,5-trimethyl- 1H-Imidazo(1,2-c)pyrazolo(3,4-e)pyrimidine, 8-ethyl-7,8-dihydro-1,3,5-trimethyl- 7,8-Dihydro-8-ethyl-1,3,5-trimethyl-1H-imidazo(1,2-c)pyrazolo(3,4-e)pyrimidine 89239-35-0 CI 943 CI-943