TY - GEN AU - Toyota,M AU - Omatsu,I AU - Asakawa,Y TI - New chroman derivatives from the Japanese liverworts Metacalypogeia cordifolia and Cephalozia otaruensis SN - 0009-2363 PY - 2001///1207 KW - Chromans KW - chemistry KW - Chromatography, Thin Layer KW - Japan KW - Magnetic Resonance Spectroscopy KW - Methylation KW - Plant Extracts KW - Plants, Medicinal KW - Spectroscopy, Fourier Transform Infrared N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't UR - https://doi.org/10.1248/cpb.49.924 ER -