(4-Ethyl-4-hydroxy-3,13-dioxo-3,4,12,13-tetrahydro-1H-2-oxa-6,12a-diaza-dibenzo[b,h]fluoren-9-yloxy)-acetic acid ethyl ester

2-[1,3]Dioxolan-2-yl-4-oxiranylmethoxy-phenylamine

OPC-13326