\sixheterov[ace]{3s==\trimethylenei{3==\sixheterov[]{2s==\hexamethylene{1==;4==O;6==CO$\bf_2$H}{1==(yl)};2==N;5==N}{5==(yl)}[]}{2SB==H;2SA==\sixheteroh[bdf]{}{2==(yl)}[];1==(yl)}}{6==Cl}[]
\put(1100,350){$\scalebox{1.5}{$\cdot$}\,\text{\sffamily\bfseries2HCl}$}
\put(-300,-400){\text{\bfレボセチリジン塩酸塩}}