Tzapotlantenan.

Zapotlan, "place of the zapotes," was a very common place name. The Zapotlan related to this goddess, Tzapotlantenan, may have been a barrio in Moyotlan, in the southwest quarter of Tenochtitlan.
Fray Bernardino de Sahagún, Primeros Memoriales, ed. Thelma D. Sullivan, et al. (Norman: University of Oklahoma Press, 1997), 105, note 64.

The priest devoted to the goddess Tzapotlatenan had the obligation of providing yauhtli during her festival. This goddess pertained to the group of water deities.
Bernardo Ortiz de Montellano, "Las hierbas de Tláloc," Estudios de cultura náhuatl 14 (1980), 287–314, see p. 292.

yn cioateutl, yn jtoca Tzaputla tena. Ce cioatl, ipan mjxeoaia, yn oxitl ynacaio muchioaia: quipaleuja yn tenacaio, yn aqujn quaxocociuj, tozcamjiaoaciuj, motozcaoxiuja: = the Goddess of Zapotlan (Tzapotlan tenan). {She was} represented as a woman. From her substance was made turpentine. She healed men’s bodies; those with itch of the head; they who were hoarse used the turpentine unguent on the throat; (central Mexico, sixteenth century)
Fr. Bernardino de Sahagún, Florentine Codex: General History of the Things of New Spain; Book 1 -- The Gods; No. 14, Part 2, eds. and transl. Arthur J. O. Anderson and Charles E. Dibble (Santa Fe and Salt Lake City: School of American Research and the University of Utah, 1950), 5.