C1111121111331311211331333133313231333132213233313331323221333132211211   >>    C111112111133131121133133313331323133313221323331333132322133313221121   <<    C1111121111331311211331333133313231333132213233313331323221333132211213   >>      C1111121111331311211331333133313231333132213233313331323221333132211212   >>