C1111233133313231133133313231333133313331323311121111331311331313331   >>    C111123313331323113313331323133313331333132331112111133131133131333   <<    C1111233133313231133133313231333133313331323311121111331311331313333   >>      C1111233133313231133133313231333133313331323311121111331311331313332   >>