Findings:

• alkaloid
• alkaloid cocaine
• Vinca alkaloid
• ester
• Ester, Alaska
• for Emily Ester Maud
• ester (user)
• Aunt Ester (user)
• Essence of Ester
• Veratrum

If you Log in you could create a "cevanine-type veratrum ester alkaloids" node. If you don't already have an account, you can register here.