Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a: O=C(O)c1ccc(NC(=O)[C@H](C2CCCCC2)n2c(-c3ccc(Cl)cc3)nc3ccccc32)c(C(F)(F)F)c1
b: CC(C)C[C@H](NC(=O)CNC(=O)c1cc(Cl)ccc1Cl)B(O)O
c: CC1NC(c2cc(C#N)ccn2)=NC1(c1ccc(F)cc1)c1ccc(F)cc1
Answer: 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-[4,4-bis(4-fluorophenyl)-5-methyl-1,5-dihydroimidazol-2-yl]pyridine-4-carbonitrile