7-methoxy-2,2-dimethyl-3-chromene, 7-methoxy-2,2-dimethylchromene, 7-methoxy-2,2-dimethyl-2H-chromene, 2,2-Dimethyl-7-methoxy-2H-1-benzopyran, 7-methoxy-2,2-dimethyl-2H-1-benzopyran, Demethoxyageratochromene, PRICOCENE I, Precocene I, 7-methoxy-2,2-dimethylchrom-3-ene, 6-Demethoxyageratochromene, 2H-1-Benzopyran,7-methoxy-2,2-dimethyl, 2,2 dimethyl 7 methoxychromene, 7-Methoxy-2,2-dimethyl-2H-benzopyran, Precocene 1