10.6084/m9.figshare.5579908.v1 Zuofa Yang Zuofa Yang Qiuxiang Wang Qiuxiang Wang Wei Peng Wei Peng Rui Zhan Rui Zhan Yegao Chen Yegao Chen A new 12,17-cyclo-labdane diterpenoid from the twigs of <i>Dacrycarpus imbricatus</i> Taylor & Francis Group 2017 Dacrycarpus imbricatus podocarpaceae podoimbricatin C 2017-11-08 13:13:44 Journal contribution https://tandf.figshare.com/articles/journal_contribution/A_new_12_17-cyclo-labdane_diterpenoid_from_the_twigs_of_i_Dacrycarpus_imbricatus_i_/5579908 <p>A new 12,17-cyclo-labdane diterpenoid, podoimbricatin C (<b>1</b>), along with 15 known compounds was isolated from the twigs of <i>Dacrycarpus imbricatus</i>. Their structures were elucidated by means of extensive spectroscopic analysis. Compound <b>1</b> is the second example of the unusual 12,17-cyclo-labdane diterpenoids. It showed no inhibitory effects against five human tumour lines (HL-60, SMMC-7721, A-549, MCF-7 and SW-480).</p>