C1111233133313231133133313311211113313231323223331211111333131133131233131   >>    C111123313331323113313331331121111331323132322333121111133313113313123313   <<    C1111233133313231133133313311211113313231323223331211111333131133131233133   >>      C1111233133313231133133313311211113313231323223331211111333131133131233132   >>