英文别名2-CYCLOPENTENE-1-ACETIC ACID; 2-Cyclopenten-1-ylacetic acid; 2-cyclopentene-1-acetic; cyclopent-2-enylacetic acid; 2-Cyclopenteneacetic acid.; (2-Cyclopentenyl)acetic acid; 2-cyclopent-2-en-1-ylacetic acid; (cyclopent-2-eneyl)acetic acid; (2-cyclopenten-1-yl)acetic acid; 2-(cyclopent-2-enyl)-acetic acid 
