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) CCN(CC)C(=O)c1ccc(C2=CC3(CCNCC3)Oc3ccccc32)cc1
b) Cn1nc(NCC(=O)NC2CN(C3CCC(C(=O)O)CC3)C2)c2cc(C(F)(F)F)ccc21
c) CC(C#N)=C1CCN(c2ccc(N3C[C@H](Cn4ccnn4)OC3=O)cc2F)CC1
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}
N,N-diethyl-4-spiro[chromene-2,4'-piperidine]-4-ylbenzamide