FTP $24 - calling range with a microstack

[alex-star]

Full Tilt Poker
No Limit Holdem Tournament
Blinds: t200/t400
4 players
Converter

Stack sizes:
UTG: t3970
Button: t7870
SB: t770
Hero: t890

Pre-flop: (4 players) Hero is BB with XY
UTG folds, <font color="#cc0000">Button raises to t1400</font>, SB folds

What do guys call with here? Button's range here is ATC. Notice that the SB will be all in the next round of blinds.