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 or b without using any additional words.
Options:
(a) Cn1c(SCCCN2CC3CCN(c4ccccc4C(F)(F)F)C3C2)nnc1-c1ccccn1
(b) CC1(O)CC(c2nc(-c3ccc4ccc(-c5ccccc5)nc4c3)c3c(N)nccn23)C1
Answer: a
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}
5-[3-[(4-methyl-5-pyridin-2-yl-1,2,4-triazol-3-yl)sulfanyl]propyl]-1-[2-(trifluoromethyl)phenyl]-2,3,3a,4,6,6a-hexahydropyrrolo[2,3-c]pyrrole