C1111233131211111211113313331323133313231333133323221333132313231323231   >>    C111123313121111121111331333132313331323133313332322133313231323132323   <<    C1111233131211111211113313331323133313231333133323221333132313231323233   >>      C1111233131211111211113313331323133313231333133323221333132313231323232   >>