Paecilins F–P, new dimeric chromanones isolated from the endophytic fungus Xylaria curta E10, and structural revision of paecilin A - Wei, P; Ai, H L; Shi, B; Ye, K; Lv, X; Pan, X; Ma, X J; Xiao, D; Li, Z H; Lei, X (Front Microbiol, 2022)