ref: f5534fdf73cdb04737c6bba14f3983fa902aad05 dir: /unicode/
U+2624 ☤ Caduceus (c.f. U+1F750 🝐 "alchemical symbol for caduceus"), U+2695 ⚕ "staff of Aesculapius and U+2625 ☥ Ankh