Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest LD50 in rats (oral exposure).
Constraint: You must select all options from a, b, c, or d without using any additional words.
Options:
(a) CCOC(=O)C(OP(OCC)OCC)C(C)=O
(b) CCOP(=S)(OCC)SCCS(=O)(=O)CC
(c) C=CCOCCO
(d) O=C1NC(=O)C(c2ccccc2)(c2ccccc2)N1
Answer: d
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}