C22121333132313311211113313331333132233131133133313331121121133231   >>    C2212133313231331121111331333133313223313113313331333112112113323   <<    C22121333132313311211113313331333132233131133133313331121121133233   >>      C22121333132313311211113313331333132233131133133313331121121133232   >>