spiro,isobenzofuran,piperidine,benzofuran,furan
Furan
128486-53-31H-Naphtho[1,8a-c]furan-1,3-diol,3,5,6,6a,7,8,9,10-octahydro-7,8-dimethyl-7-(3-methylene-4-penten-1-yl)-,1,3-diacetate, (1S,3S,6aR,7S,8S,10aR)- Isobenzofuran
68479-69-61,3-Isobenzofurandione, 3a,4,7,7a-tetrahydromethyl-, polymer with 2,2-dimethyl-1,3-propanediol and 3a,4,7,7a-tetrahydro-1,3-isobenzofurandione