20.23
[]. Mark B Erman, et al. Chemistry around pinene and pinane: a facile synthesis of cyclobutanes and oxatricyclo-derivative of pinane from cis- and trans-pinanols. Chem Biodivers. 2008 Jun;(6):90-9.
H302-H3-H39-H33
P26-P264-P270-P27-P280-P302+P32-P304+P340-P30+P3+P338-P330-P362+P364-P403+P233-P40-P0