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, b, c, or d without using any other words.
Options:
(a) Cn1c(=O)cc(NC2CCN(Cc3ccc4c(c3)OCO4)CC2)c2cc(C(F)(F)F)ccc21
(b) C[C@@H]1CCCC1CCc1cc2cc(-c3ccc(C#N)cc3)ccc2o1
(c) CCN1CCCC1CNC(=O)c1cc(S(N)(=O)=O)ccc1OC
(d) O=C1COc2ccc(CNC34CCC(C[C@]5(O)Cn6c(=O)ccc7ncc(F)c5c76)(CC3)OC4)nc2N1
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}
4-[2-[2-[(2R)-2-methylcyclopentyl]ethyl]-1-benzofuran-5-yl]benzenecarbonitrile