1-Aziridineethanol, .alpha.(or .beta.)-ethenyl-, acetate (ester), (+-)- 1-Aziridineethanol, .alpha.(or .beta.)-ethenyl-, acetate (ester), (.+-.)- DL-1-Aziridineethanol, .alpha.-vinyl-, acetate, mixt. with DL-1-aziridineethanol, .beta.-vinyl-, acetate NSC45059 o-Acetyltetramin (mixed isomers)