Erratum to “Study of the Anti-Proliferative Activity of 5-Substituted 4,7-Dimethoxy-1,3-Benzodioxole Derivatives of SY-1 from Antrodia camphorata on Human COLO 205 Colon Cancer Cells”

Table 1

Structures and IC₅₀ values of 5-substituted 4,7-dimethoxy-1,3-benzodioxole derivatives for the inhibition of COLO 205 cells at 48 h.

Compound	R	IC50 (μM)
SY-1	–CH3	>375
(1)	–CN	59.4
(2)	–COOH	152.3
(3)	–CH2CH2OH	148.5
(4)	–COOCH3	72.1
(5)	– (CH2)2CH3	110.9
(6)	–CH2CH(OH)CH2CN	66.7
(7)		>225
(8)		>225
(9)		>225
Apiole	–CH2CH=CH2	<37.5