机译:桔梗A,一种新的香豆素,来自白桦叶的叶子。
Department of Natural Products Chemistry, Shenyang Pharmaceutical University,Shenyang 110015, China;
Department of Natural Products Chemistry, Shenyang Pharmaceutical University,Shenyang 110015, China;
Department of Natural Products Chemistry, Shenyang Pharmaceutical University,Shenyang 110015, China;
Coumarone; Betula platyphylla Suk;