2-Nitro-3-methyl-6,7,8,9-tetrahydronaphtho(1,2-b)furan 6,7,8,9-Tetrahydro-3-methyl-2-nitronaphtho(1,2-b)furan 86295-64-9 BRN 5057989 NAPHTHO(1,2-b)FURAN, 6,7,8,9-TETRAHYDRO-3-METHYL-2-NITRO- R 7369