(7s,9s)-7-[(2r,4s,5s,6s)-4-amino-5-hydroxy-6-methyloxan-2-yl]oxy-6,9,11-trihydroxy-9-[(e)-n-hydroxy-c-(hydroxymethyl)carbonimidoyl]-4-methoxy-8,10-dihydro-7h-tetracene-5,12-dione;hydrochloride