C1111121111331311211331333133313331323112113121111133313331322331311121   >>    C111112111133131121133133313331333132311211312111113331333132233131112   <<    C1111121111331311211331333133313331323112113121111133313331322331311123   >>      C1111121111331311211331333133313331323112113121111133313331322331311122   >>