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, or c without using any other words.
Options:
(a) CCCCc1cc(OC2CCN(CCCCS(=O)(=O)NCCC)CC2)c2ncccc2c1
(b) COc1cc(OC)c(/C=C/S(=O)(=O)Cc2ccc(OC)c(NS(C)(=O)=O)n2)c(OC)c1
(c) CCC[C@@H]1NC(c2cc(C#N)ccn2)=NC1(c1ccc(F)cc1)c1ccc(F)cc1
Answer: a, c
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}
2-[(4S)-5,5-bis(4-fluorophenyl)-4-propyl-1,4-dihydroimidazol-2-yl]pyridine-4-carbonitrile