C212212121213232233131313231323223313233313231211331323132312323231   >>    C21221212121323223313131323132322331323331323121133132313231232323   <<    C212212121213232233131313231323223313233313231211331323132312323233   >>      C212212121213232233131313231323223313233313231211331323132312323232   >>