(S)-3,4-Didehydro-gamma,chi-carotene Formula: C40H50 CAS#: 115419-65-3 MW: 530.83 [MS]	Dots surface:
Species utilize (S)-3,4-Didehydro-gamma,chi-carotene in its chemical communication system Poecilosclerida, Microcionidae, Microcioninae   Microciona prolifera      P ¦Category of the chemical signal A -   Attractant Al -   Allomone K -   Kairomone P -   Pheromone Sy -   Synomone¦   ¦(*) indicates that compound is active¦    Red beard sponge