The ornamental design for a bookmarkcompact, as shown.
FIG. 1 is a front perspective view of a bookmark compact showing my new design, wherein a bulb is disconnected from a body of the bookmark compact.
FIG. 2 is a front elevational view of the bookmark compact in a closed configuration.
FIG. 3 is a rear elevational view of the bookmark compact in a closed configuration.
FIG. 4 is a right side view of the bookmark compact in a closed configuration; and,
FIG. 5 is a left side view of the bookmark compact in a closed configuration.
The broken line showing of details in FIGS. 1 and 3 is included for the purpose of showing environmental portions of the bookmark compact and form no part of the claimed design.