4-Hpia 84930-20-1 Adenosine, N,6-didehydro-1,6-dihydro-N-(4-hydroxyphenyl)-1-(1-methylethyl)- N-(4-Hydroxyphenyl)-1-isopropyladenosine N-(para-Hydroxyphenyl)-1-isopropyladenosine p-Hydroxyphenylisopropyladenosine