T1644-4

grabcad

The text provided seems to contain a combination of letters and numbers, possibly referencing specific locations or codes. It consists of three main parts: "T1644+4", "T1644+4C" and "T1644+3", followed by "C". These could be related to coordinates, categories, or other types of classification systems. However, without additional context, it is difficult to provide a complete rewrite that accurately reflects the intended meaning.