"0.125"^^ . . "a hydrocarbon radical (C4H9)"@en-us . "114156266"@en-us . . . "butyl"@en-us . "110770462"@en-us . . . "butyl"^^ . "0"^^ . "a hydrocarbon radical (C4H9)"@en-us . . . "115008025"^^ . . . "15008025-n"^^ . .