Dienelactone derivative > Maleylacetate derivative
[#1,#6,#17,#35,#53:9]-[#6:7]-1=[#6:6](-[#1,#6,#17,#35,#53:10])-[#6:2](=[O:8])-[#8:3]-[#6:4]-1=[#6:5]>>[#6:5]-[#6:4](=[O:3])\[#6:7](-[#1,#6,#17,#35,#53:9])=[#6:6](-[#1,#6,#17,#35,#53:10])/[#6:2](-[#8-])=[O:8]
[#1,#6,#17,#35,#53:9]-[#6:7]-1=[#6:6](-[#1,#6,#17,#35,#53:10])-[#6:2](=[O:8])-[#8:3]-[#6:4]-1=[#6:5]
None
[#6:5]-[#6:4](=[O:3])\[#6:7](-[#1,#6,#17,#35,#53:9])=[#6:6](-[#1,#6,#17,#35,#53:10])/[#6:2](-[#8-])=[O:8]
None
