C1111233133313231133133313311211113313231323223313331323131213131   >>    C111123313331323113313331331121111331323132322331333132313121313   <<    C1111233133313231133133313311211113313231323223313331323131213133   >>      C1111233133313231133133313311211113313231323223313331323131213132   >>