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CAS 476364-39-3 structure

476364-39-3 944648

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CAS 53959-39-0 structure

53959-39-0 1136913

(3Z)-3-(2-oxodihydrofuran-3(2H)-ylidene)piperazin-2-one

CAS 1240585-39-0 structure

1240585-39-0 1550338

(5S)-5-phenylpiperazin-2-one

CAS 1000577-39-8 structure

1000577-39-8 1867642

1-Ethyl-5-isobutylpiperazin-2-one