C1111121111331311211331333133313331323132322331323133313231333112113232131231   >>    C111112111133131121133133313331333132313232233132313331323133311211323213123   <<    C1111121111331311211331333133313331323132322331323133313231333112113232131233   >>      C1111121111331311211331333133313331323132322331323133313231333112113232131232   >>