C1111233133313231133133313331333133313233232213331323132313231323331221   >>    C111123313331323113313331333133313331323323221333132313231323132333122   <<    C1111233133313231133133313331333133313233232213331323132313231323331223   >>      C1111233133313231133133313331333133313233232213331323132313231323331222   >>