51911-08-1 Thiourea, monohydrobromide, compd. with (5R-(5alpha,5abeta,8aalpha,9beta))-5,8,8a,9-tetrahydro-9-hydroxy-5-(3,4,5-trimethoxyphenyl)furo(3',4',6,7)naphtho(2,3-d)-1,3-dioxol-6(5aH)-one