3-ACETYL-2,2-DIMETHYLCYCLOBUTANEACETIC ACID 473-72-3 AI3-19190 Cyclobutaneacetic acid, 3-acetyl-2,2-dimethyl- EINECS 207-471-3 NSC 29469 Pinonic acid cis-3-Acetyl-2,2-dimethylcyclobutylacetic acid