C132233133112121111331333133313231333133313231133133313132233221   >>    C13223313311212111133133313331323133313331323113313331313223322   <<    C132233133112121111331333133313231333133313231133133313132233223   >>      C132233133112121111331333133313231333133313231133133313132233222   >>