Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest acute oral toxicity (LD50 in rats).
Constraint: You must select all options from a, b, or c without using any additional words.
Options:
(a) COP(C)(=S)SCn1c(=O)oc2cccnc21
(b) CN1CCCN=C1C=Cc1cccs1
(c) CC1(C)CC(NC2CC(C)(C)NC(C)(C)C2)CC(C)(C)N1
Answer: b
Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest {acute_toxicity__names__noun}.
Constraint: You must select all options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%acute_toxicity%}
Answer: {%multiple_choice_result}