PubChemCID: protopine: 4970; α-allocryptopine: 98570; tetrahydrocolumbamine: 440229; coptisine: 72322; palmatine: 19009; berberine: 2353; dehydrocorydaline: 34781; tetrahydroberberine: 34458; corydaline: 10130; tetrahydrocoptisine: 6770; berberine hydrochloride: 12456; columbamine: 72310; palmatine hydrochloride: 73442. CAS registry number: D, L-tetrahydropalmatine: 10097-84-4 (↑ denotes that the content of corresponding compounds increased compared with the raw C. yanhusuo; ↓ denotes that the content of corresponding compounds decreased compared with the raw C. yanhusuo).