6b-Chloro-3b-hydroxy-17-methyl-17a-pregna-4,13-dien-10,2-carbolactone Formula: C21H27ClO3 CAS#: MW: 362.89 [MS]	Dots surface:
Species utilize 6b-Chloro-3b-hydroxy-17-methyl-17a-pregna-4,13-dien-10,2-carbolactone in its chemical communication system Axinellida, Heteroxyidae   Myrmekioderma sp      P ¦Category of the chemical signal A -   Attractant Al -   Allomone K -   Kairomone P -   Pheromone Sy -   Synomone¦   ¦(*) indicates that compound is active¦