The ornamental design for a poolchlorinedispensingboat, as shown and described.
FIG. 1 is an isometric perspective view of a pool chlorine dispensing boat;
FIG. 2 is a left side elevation view thereof;
FIG. 3 is a right side elevation view thereof;
FIG. 4 is a front perspective view thereof;
FIG. 5 is a rear perspective view thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
The broken line showing of a pool chlorine dispensing boat is include for the purpose of illustrating portions of the article and forms no part of the claimed design.