C313212111133131211331333133313331333133313231333133313331323132313221232321   >>    C31321211113313121133133313331333133313331323133313331333132313231322123232   <<    C313212111133131211331333133313331333133313231333133313331323132313221232323   >>      C313212111133131211331333133313331333133313231333133313331323132313221232322   >>