C11112331312111112111133133313231333132313232233132322331121133231   >>    C1111233131211111211113313331323133313231323223313232233112113323   <<    C11112331312111112111133133313231333132313232233132322331121133233   >>      C11112331312111112111133133313231333132313232233132322331121133232   >>