发明授权
US4731358A .beta.-carbolines and their use as tranquilizers 失效
β-咔啉及其作为镇定剂的用途

.beta.-carbolines and their use as tranquilizers
摘要:
New substituted .beta.-carbolines of formula I ##STR1## wherein R.sup.3 is hydrogen or a non-carboxyl based substituent, and R.sup.4-9 have various meanings,are valuable pharmaceutical products with long lasting action on the central nervous system.
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