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 COC1COCCC1N[C@@H]1C[C@H]2CN(C(=O)/C=C/C(C)(C)C)C[C@@]2(C(=O)N2CCc3ncc(C(F)(F)F)cc3C2)C1
b N#Cc1ccc2cc1Oc1ccc3c(c1)[C@@H](CC3)N1CC[C@H](NCc3cncn3C2)C1=O
Answer: b
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}
(1R,5S)-29-oxo-19-oxa-2,6,10,12-tetrazahexacyclo[18.5.2.12,5.114,18.08,12.023,26]nonacosa-8,10,14(28),15,17,20(27),21,23(26)-octaene-17-carbonitrile