C3123223313331322121111331333133313231333112113313331323133311331313211   >>    C312322331333132212111133133313331323133311211331333132313331133131321   <<    C3123223313331322121111331333133313231333112113313331323133311331313213   >>      C3123223313331322121111331333133313231333112113313331323133311331313212   >>