1,4-Naphthalenedione, 2-methyl-3-((3-methyl-3-(4,8,12-trimethyltridecyl)oxiranyl)methyl)- 2-Methyl-3-((3-methyl-3-(4,8,12-trimethyltridecyl)oxiranyl)methyl)-1,4-naphthalenedione 52691-91-5