Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. NC(=O)c1c(NC(=O)Nc2ccc(Cl)cc2)sc2c1CC[N+]1(CCCC1)C2.[Br-]
b. C[C@@H]1NC(c2cccc(=O)[nH]2)=N[C@@]1(c1ccc(F)cc1)c1ccc(F)nc1
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}
2-[(4-chlorophenyl)carbamoylamino]spiro[5,7-dihydro-4H-thieno[2,3-c]pyridin-6-ium-6,1'-azolidin-1-ium]-3-carboxamide;bromide