C31321211113313121133133313331323223313231323121111331323132322121   >>    C3132121111331312113313331333132322331323132312111133132313232212   <<    C31321211113313121133133313331323223313231323121111331323132322123   >>      C31321211113313121133133313331323223313231323121111331323132322122   >>