Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) CCCOCCn1c(=O)c(N2CCN(C[C@H](C)O)CC2)nc2cnc(-c3ccc(OC)nc3)cc21
(b) Cc1cc(C2(c3cccc(-c4cncnc4)c3)N=C(N)c3c(F)cccc32)cc(C)n1
Answer: a, b
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_blocker%}
Answer: {%multiple_choice_result}
3-(2,6-dimethylpyridin-4-yl)-7-fluoro-3-(3-pyrimidin-5-ylphenyl)isoindol-1-amine