Crystal structures of chlorido[dihydroxybis(1-iminoethoxy)]arsanido-κ<sup>3</sup> <i>N</i>,<i>As</i>,<i>N</i>′]platinum(II) and of a polymorph of chlorido[dihydroxybis(1-iminopropoxy)arsanido-κ<sup>3</sup> <i>N</i>,<i>As</i>,<i>N</i>′]platinum(II)
Acta crystallographica. Section E, Crystallographic communications