TY - GEN AU - Kai,Guiqing AU - Chen,Yan AU - Wang,Yu AU - Yan,Qinghua TI - Separation rule of oleanane and ursane pentacyclic triterpenoids isomers from nature plants by coordination chromatography SN - 1945-239X PY - 2015///0415 KW - Chromatography, Thin Layer KW - methods KW - Isomerism KW - Oleanolic Acid KW - analogs & derivatives KW - Pentacyclic Triterpenes KW - chemistry KW - Triterpenes N1 - Publication Type: Journal Article UR - https://doi.org/10.1093/chromsci/bmt132 ER -